Malaz Bashir, 17, has been reported missing from Southall and Ayan Omar, also 17, is missing from Hounslow, but frequently visits Southall according to Police.
Posting to Twitter at 5.03am on Friday (August 25), the force said: "Help us find Malaz BASHIR aged 17 #missing from #Southall. Has links to @MPSIslington.
"Call 101 quoting 17MIS037441 with any info.
They also posted on Twitter, launching an appeal to find Ayan Omar.
Anyone with information to the whereabouts of the teenagers should call police on 101.
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